Seiko Cal. 3851 - 406

The 3851-406 is a sought-after Hand-Winding piece from Seiko's golden era. With its 18mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-14a2cf31df24]

Also known as: Sportsmatic, Navigator

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1973

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